### Version 3.0.2 ### Reproduction link [https://jsfiddle.net/a5qb0m8u/19/](https://jsfiddle.net/a5qb0m8u/19/) ### Steps to reproduce 1、click “Go to Home” enter "Home",create heap snapshot 1  2、click “Go to Page” enter "Page" 3、click button “add Page to include” 4、click “Go to Home” enter "Home" 5、click button “remove Page from include”, create heap snapshot 2 Compare snapshot 1 with snapshot 2  ### What is expected? No memory leak ### What is actually happening? Memory leak <!-- generated by vue-issues. DO NOT REMOVE -->